From: Sven Eckelmann <sven@narfation.org>
To: b.a.t.m.a.n@lists.open-mesh.org
Cc: Jiri Pirko <jiri@mellanox.com>,
netdev@vger.kernel.org, Sven Eckelmann <sven@narfation.org>
Subject: [B.A.T.M.A.N.] [RFC v4 19/19] batman-adv: Trigger genl notification on sysfs config change
Date: Sat, 19 Jan 2019 16:56:26 +0100 [thread overview]
Message-ID: <20190119155626.6414-20-sven@narfation.org> (raw)
In-Reply-To: <20190119155626.6414-1-sven@narfation.org>
The generic netlink code is expected to trigger notification messages when
configuration might have been changed. But the configuration of batman-adv
is most of the time still done using sysfs. So the sysfs interface should
also trigger the corresponding netlink messages via the "config" multicast
group.
Signed-off-by: Sven Eckelmann <sven@narfation.org>
---
net/batman-adv/netlink.c | 10 +++----
net/batman-adv/netlink.h | 6 ++++
net/batman-adv/sysfs.c | 63 +++++++++++++++++++++++++++++++++-------
3 files changed, 63 insertions(+), 16 deletions(-)
diff --git a/net/batman-adv/netlink.c b/net/batman-adv/netlink.c
index 34ff51ac..13678d96 100644
--- a/net/batman-adv/netlink.c
+++ b/net/batman-adv/netlink.c
@@ -385,7 +385,7 @@ static int batadv_netlink_mesh_put(struct sk_buff *msg,
*
* Return: 0 on success, < 0 on error
*/
-static int batadv_netlink_notify_mesh(struct batadv_priv *bat_priv)
+int batadv_netlink_notify_mesh(struct batadv_priv *bat_priv)
{
struct sk_buff *msg;
int ret;
@@ -852,8 +852,8 @@ static int batadv_netlink_hardif_put(struct sk_buff *msg,
*
* Return: 0 on success, < 0 on error
*/
-static int batadv_netlink_notify_hardif(struct batadv_priv *bat_priv,
- struct batadv_hard_iface *hard_iface)
+int batadv_netlink_notify_hardif(struct batadv_priv *bat_priv,
+ struct batadv_hard_iface *hard_iface)
{
struct sk_buff *msg;
int ret;
@@ -1057,8 +1057,8 @@ static int batadv_netlink_vlan_put(struct sk_buff *msg,
*
* Return: 0 on success, < 0 on error
*/
-static int batadv_netlink_notify_vlan(struct batadv_priv *bat_priv,
- struct batadv_softif_vlan *vlan)
+int batadv_netlink_notify_vlan(struct batadv_priv *bat_priv,
+ struct batadv_softif_vlan *vlan)
{
struct sk_buff *msg;
int ret;
diff --git a/net/batman-adv/netlink.h b/net/batman-adv/netlink.h
index 216484b8..72733685 100644
--- a/net/batman-adv/netlink.h
+++ b/net/batman-adv/netlink.h
@@ -34,6 +34,12 @@ int batadv_netlink_tpmeter_notify(struct batadv_priv *bat_priv, const u8 *dst,
u8 result, u32 test_time, u64 total_bytes,
u32 cookie);
+int batadv_netlink_notify_mesh(struct batadv_priv *bat_priv);
+int batadv_netlink_notify_hardif(struct batadv_priv *bat_priv,
+ struct batadv_hard_iface *hard_iface);
+int batadv_netlink_notify_vlan(struct batadv_priv *bat_priv,
+ struct batadv_softif_vlan *vlan);
+
extern struct genl_family batadv_netlink_family;
#endif /* _NET_BATMAN_ADV_NETLINK_H_ */
diff --git a/net/batman-adv/sysfs.c b/net/batman-adv/sysfs.c
index 64fd5932..0b4b3fb7 100644
--- a/net/batman-adv/sysfs.c
+++ b/net/batman-adv/sysfs.c
@@ -48,6 +48,7 @@
#include "gateway_common.h"
#include "hard-interface.h"
#include "log.h"
+#include "netlink.h"
#include "network-coding.h"
#include "soft-interface.h"
@@ -154,9 +155,14 @@ ssize_t batadv_store_##_name(struct kobject *kobj, \
{ \
struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \
struct batadv_priv *bat_priv = netdev_priv(net_dev); \
+ ssize_t length; \
+ \
+ length = __batadv_store_bool_attr(buff, count, _post_func, attr,\
+ &bat_priv->_name, net_dev); \
\
- return __batadv_store_bool_attr(buff, count, _post_func, attr, \
- &bat_priv->_name, net_dev); \
+ batadv_netlink_notify_mesh(bat_priv); \
+ \
+ return length; \
}
#define BATADV_ATTR_SIF_SHOW_BOOL(_name) \
@@ -186,11 +192,16 @@ ssize_t batadv_store_##_name(struct kobject *kobj, \
{ \
struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \
struct batadv_priv *bat_priv = netdev_priv(net_dev); \
+ ssize_t length; \
\
- return __batadv_store_uint_attr(buff, count, _min, _max, \
- _post_func, attr, \
- &bat_priv->_var, net_dev, \
- NULL); \
+ length = __batadv_store_uint_attr(buff, count, _min, _max, \
+ _post_func, attr, \
+ &bat_priv->_var, net_dev, \
+ NULL); \
+ \
+ batadv_netlink_notify_mesh(bat_priv); \
+ \
+ return length; \
}
#define BATADV_ATTR_SIF_SHOW_UINT(_name, _var) \
@@ -223,6 +234,11 @@ ssize_t batadv_store_vlan_##_name(struct kobject *kobj, \
attr, &vlan->_name, \
bat_priv->soft_iface); \
\
+ if (vlan->vid) \
+ batadv_netlink_notify_vlan(bat_priv, vlan); \
+ else \
+ batadv_netlink_notify_mesh(bat_priv); \
+ \
batadv_softif_vlan_put(vlan); \
return res; \
}
@@ -256,6 +272,7 @@ ssize_t batadv_store_##_name(struct kobject *kobj, \
{ \
struct net_device *net_dev = batadv_kobj_to_netdev(kobj); \
struct batadv_hard_iface *hard_iface; \
+ struct batadv_priv *bat_priv; \
ssize_t length; \
\
hard_iface = batadv_hardif_get_by_netdev(net_dev); \
@@ -268,6 +285,11 @@ ssize_t batadv_store_##_name(struct kobject *kobj, \
hard_iface->soft_iface, \
net_dev); \
\
+ if (hard_iface->soft_iface) { \
+ bat_priv = netdev_priv(hard_iface->soft_iface); \
+ batadv_netlink_notify_hardif(bat_priv, hard_iface); \
+ } \
+ \
batadv_hardif_put(hard_iface); \
return length; \
}
@@ -537,6 +559,9 @@ static ssize_t batadv_store_gw_mode(struct kobject *kobj,
batadv_gw_check_client_stop(bat_priv);
atomic_set(&bat_priv->gw.mode, (unsigned int)gw_mode_tmp);
batadv_gw_tvlv_container_update(bat_priv);
+
+ batadv_netlink_notify_mesh(bat_priv);
+
return count;
}
@@ -563,6 +588,7 @@ static ssize_t batadv_store_gw_sel_class(struct kobject *kobj,
size_t count)
{
struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj);
+ ssize_t length;
/* setting the GW selection class is allowed only if the routing
* algorithm in use implements the GW API
@@ -578,10 +604,14 @@ static ssize_t batadv_store_gw_sel_class(struct kobject *kobj,
return bat_priv->algo_ops->gw.store_sel_class(bat_priv, buff,
count);
- return __batadv_store_uint_attr(buff, count, 1, BATADV_TQ_MAX_VALUE,
- batadv_post_gw_reselect, attr,
- &bat_priv->gw.sel_class,
- bat_priv->soft_iface, NULL);
+ length = __batadv_store_uint_attr(buff, count, 1, BATADV_TQ_MAX_VALUE,
+ batadv_post_gw_reselect, attr,
+ &bat_priv->gw.sel_class,
+ bat_priv->soft_iface, NULL);
+
+ batadv_netlink_notify_mesh(bat_priv);
+
+ return length;
}
static ssize_t batadv_show_gw_bwidth(struct kobject *kobj,
@@ -601,12 +631,18 @@ static ssize_t batadv_store_gw_bwidth(struct kobject *kobj,
struct attribute *attr, char *buff,
size_t count)
{
+ struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj);
struct net_device *net_dev = batadv_kobj_to_netdev(kobj);
+ ssize_t length;
if (buff[count - 1] == '\n')
buff[count - 1] = '\0';
- return batadv_gw_bandwidth_set(net_dev, buff, count);
+ length = batadv_gw_bandwidth_set(net_dev, buff, count);
+
+ batadv_netlink_notify_mesh(bat_priv);
+
+ return length;
}
/**
@@ -674,6 +710,8 @@ static ssize_t batadv_store_isolation_mark(struct kobject *kobj,
"New skb mark for extended isolation: %#.8x/%#.8x\n",
bat_priv->isolation_mark, bat_priv->isolation_mark_mask);
+ batadv_netlink_notify_mesh(bat_priv);
+
return count;
}
@@ -1078,6 +1116,7 @@ static ssize_t batadv_store_throughput_override(struct kobject *kobj,
struct attribute *attr,
char *buff, size_t count)
{
+ struct batadv_priv *bat_priv = batadv_kobj_to_batpriv(kobj);
struct net_device *net_dev = batadv_kobj_to_netdev(kobj);
struct batadv_hard_iface *hard_iface;
u32 tp_override;
@@ -1108,6 +1147,8 @@ static ssize_t batadv_store_throughput_override(struct kobject *kobj,
atomic_set(&hard_iface->bat_v.throughput_override, tp_override);
+ batadv_netlink_notify_hardif(bat_priv, hard_iface);
+
out:
batadv_hardif_put(hard_iface);
return count;
--
2.20.1
next prev parent reply other threads:[~2019-01-19 15:56 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-19 15:56 [B.A.T.M.A.N.] [RFC v4 00/19] batman-adv: netlink restructuring, part 2 Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 01/19] batman-adv: Move common genl doit code pre/post hooks Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 02/19] batman-adv: Prepare framework for mesh genl config Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 03/19] batman-adv: Prepare framework for hardif " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 04/19] batman-adv: Prepare framework for vlan " Sven Eckelmann
2019-01-21 9:44 ` Jiri Pirko
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 05/19] batman-adv: Add aggregated_ogms mesh genl configuration Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 06/19] batman-adv: Add ap_isolation mesh/vlan " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 07/19] batman-adv: Add bonding mesh " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 08/19] batman-adv: Add bridge_loop_avoidance " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 09/19] batman-adv: Add distributed_arp_table " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 10/19] batman-adv: Add fragmentation " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 11/19] batman-adv: Add gateway " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 12/19] batman-adv: Add hop_penalty " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 13/19] batman-adv: Add log_level " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 14/19] batman-adv: Add multicast_mode " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 15/19] batman-adv: Add network_coding " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 16/19] batman-adv: Add orig_interval " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 17/19] batman-adv: Add elp_interval hardif " Sven Eckelmann
2019-01-19 15:56 ` [B.A.T.M.A.N.] [RFC v4 18/19] batman-adv: Add throughput_override " Sven Eckelmann
2019-01-19 15:56 ` Sven Eckelmann [this message]
2019-01-21 9:47 ` [B.A.T.M.A.N.] [RFC v4 00/19] batman-adv: netlink restructuring, part 2 Jiri Pirko
2019-01-26 10:47 ` Sven Eckelmann
2019-01-27 8:45 ` Jiri Pirko
2019-02-05 17:04 ` Simon Wunderlich
2019-02-05 19:24 ` Linus Lüssing
2019-02-06 18:20 ` Sven Eckelmann
2019-02-06 19:08 ` Linus Lüssing
2019-02-07 10:02 ` Sven Eckelmann
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20190119155626.6414-20-sven@narfation.org \
--to=sven@narfation.org \
--cc=b.a.t.m.a.n@lists.open-mesh.org \
--cc=jiri@mellanox.com \
--cc=netdev@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).